Financial calendar
Key financial dates for Costain
| Full-year results 2022 | 14 March 2023 |
| Annual General Meeting | 11 May 2023 |
| Half-year end | 30 June 2023 |
| Half-year results 2023 | 23 August 2023 |
| Financial year-end | 31 December 2023 |
The financial calendar may be updated from time to time throughout the year.